gcc/testsuite/gcc.target/i386/avx512bw-vpmaddubsw-3.c

   1 /* { dg-do compile { target { ! ia32 } } } */
   2 /* { dg-options "-O2 -mavx512vl -mavx512bw" } */
   3
   4 #include <x86intrin.h>
   5
   6 void
   7 f1 (__m128i x, __m128i y)
   8 {
   9   register __m128i a __asm ("xmm16"), b __asm ("xmm17");
  10   a = x;
  11   b = y;
  12   asm volatile ("" : "+v" (a), "+v" (b));
  13   a = _mm_maddubs_epi16 (a, b);
  14   asm volatile ("" : "+v" (a));
  15 }
  16
  17 /* { dg-final { scan-assembler "vpmaddubsw\[^\n\r]*xmm1\[67]\[^\n\r]*xmm1\[67]\[^\n\r]*xmm1\[67]" } } */
  18
  19 void
  20 f2 (__m256i x, __m256i y)
  21 {
  22   register __m256i a __asm ("xmm16"), b __asm ("xmm17");
  23   a = x;
  24   b = y;
  25   asm volatile ("" : "+v" (a), "+v" (b));
  26   a = _mm256_maddubs_epi16 (a, b);
  27   asm volatile ("" : "+v" (a));
  28 }
  29
  30 /* { dg-final { scan-assembler "vpmaddubsw\[^\n\r]*ymm1\[67]\[^\n\r]*ymm1\[67]\[^\n\r]*ymm1\[67]" } } */